<!DOCTYPE html>
<html lang="zh-CN">

<head>
    <meta charset="utf-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <!-- 上述3个meta标签*必须*放在最前面，任何其他内容都*必须*跟随其后！ -->
    <title>Bootstrap 101 Template</title>

    <!-- Bootstrap -->
    <link href="https://cdn.bootcss.com/twitter-bootstrap/4.1.3/css/bootstrap.min.css" rel="stylesheet">
    <link href="./css/login.css" rel="stylesheet">

    <!-- HTML5 shim 和 Respond.js 是为了让 IE8 支持 HTML5 元素和媒体查询（media queries）功能 -->
    <!-- 警告：通过 file:// 协议（就是直接将 html 页面拖拽到浏览器中）访问页面时 Respond.js 不起作用 -->
    <!--[if lt IE 9]>
      <script src="https://cdn.jsdelivr.net/npm/html5shiv@3.7.3/dist/html5shiv.min.js"></script>
      <script src="https://cdn.jsdelivr.net/npm/respond.js@1.4.2/dest/respond.min.js"></script>
    <![endif]-->
</head>

<body>
    <div id="app">
        <div class="container-fluid login-panel">
            <form class="form-horizontal">
                <div class="logo">
                    <img src="./img/logo.png" />
                </div>
                <div class="form-group">
                    <input class="form-control" type="text" name="username" placeholder="用户名" autocomplete="off"
                        maxlength="32" v-model.trim="params.username" />
                </div>
                <div class="form-group">
                    <input class="form-control" type="password" name="password" placeholder="密码" autocomplete="off"
                        maxlength="32" v-model.trim="params.password" />
                </div>
                <div class="form-group">
                    <input class="form-control" type="text" name="captcha" placeholder="验证码" autocomplete="off"
                        maxlength="4" v-model.trim="params.captcha" />
                    <img class="captcha" src="./img/captcha.jpg" />
                </div>
                <div class="form-group">
                    <button class="btn btn-block btn-primary" type="button" v-on:click="onClick">登   录</button>
                </div>
            </form>
        </div>
    </div>
    
    <!-- jQuery (Bootstrap 的所有 JavaScript 插件都依赖 jQuery，所以必须放在前边) -->
    <script src="https://cdn.bootcss.com/jquery/3.3.1/jquery.min.js"></script>
    <!-- 加载 Bootstrap 的所有 JavaScript 插件。你也可以根据需要只加载单个插件。 -->
    <script src="https://cdn.bootcss.com/twitter-bootstrap/4.1.3/js/bootstrap.min.js"></script>

    <script src="https://cdn.bootcss.com/vue/2.5.21/vue.js"></script>
    <script src="https://cdn.bootcss.com/vue-resource/1.5.1/vue-resource.js"></script>
    <script src="./js/login.js"></script>
</body>

</html>